[INFO] fetching crate ru_shell 0.1.2...
[INFO] testing ru_shell-0.1.2 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate ru_shell 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ru_shell 0.1.2 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ru_shell 0.1.2
[INFO] finished tweaking crates.io crate ru_shell 0.1.2
[INFO] tweaked toml for crates.io crate ru_shell 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate ru_shell 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctrlc v3.1.7
[INFO] [stderr]   Downloaded terminal_size v0.1.15
[INFO] [stderr]   Downloaded console v0.14.0
[INFO] [stderr]   Downloaded str_tools v0.1.0
[INFO] [stderr]   Downloaded bogobble v0.1.1
[INFO] [stderr]   Downloaded err_tools v0.1.1
[INFO] [stderr]   Downloaded ru_history v0.1.0
[INFO] [stderr]   Downloaded transliterate v0.1.0
[INFO] [stderr]   Downloaded syn v1.0.53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c03c90ba7b28109f235b1554027df07532a43543b09c7d62072efd0181aab5a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7c03c90ba7b28109f235b1554027df07532a43543b09c7d62072efd0181aab5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c03c90ba7b28109f235b1554027df07532a43543b09c7d62072efd0181aab5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c03c90ba7b28109f235b1554027df07532a43543b09c7d62072efd0181aab5a", kill_on_drop: false }`
[INFO] [stdout] 7c03c90ba7b28109f235b1554027df07532a43543b09c7d62072efd0181aab5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84c6a927544451387b94203fc9ac49c58ba00f3479e22342d66ee117a68ec430
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "84c6a927544451387b94203fc9ac49c58ba00f3479e22342d66ee117a68ec430", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling bogobble v0.1.1
[INFO] [stderr]    Compiling str_tools v0.1.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling terminal_size v0.1.15
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling ctrlc v3.1.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling console v0.14.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling transliterate v0.1.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling err_tools v0.1.1
[INFO] [stderr]    Compiling ru_history v0.1.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling ru_shell v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `del_char`
[INFO] [stdout]   --> src/ui.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn del_char(s: &mut String) -> Option<char> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.36s
[INFO] running `Command { std: "docker" "inspect" "84c6a927544451387b94203fc9ac49c58ba00f3479e22342d66ee117a68ec430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84c6a927544451387b94203fc9ac49c58ba00f3479e22342d66ee117a68ec430", kill_on_drop: false }`
[INFO] [stdout] 84c6a927544451387b94203fc9ac49c58ba00f3479e22342d66ee117a68ec430
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 721357179fdeea9e3febc4fc1cf3f62192a1c2b8e159cdde645512c2959e25be
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "721357179fdeea9e3febc4fc1cf3f62192a1c2b8e159cdde645512c2959e25be", kill_on_drop: false }`
[INFO] [stderr]    Compiling ru_shell v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `del_char`
[INFO] [stdout]   --> src/ui.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn del_char(s: &mut String) -> Option<char> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.45s
[INFO] running `Command { std: "docker" "inspect" "721357179fdeea9e3febc4fc1cf3f62192a1c2b8e159cdde645512c2959e25be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "721357179fdeea9e3febc4fc1cf3f62192a1c2b8e159cdde645512c2959e25be", kill_on_drop: false }`
[INFO] [stdout] 721357179fdeea9e3febc4fc1cf3f62192a1c2b8e159cdde645512c2959e25be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4b39ae62b812d564b8b8e2946017b3eec3e6e93c3b575d32456f3930087e5654
[INFO] running `Command { std: "docker" "start" "-a" "4b39ae62b812d564b8b8e2946017b3eec3e6e93c3b575d32456f3930087e5654", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `del_char`
[INFO] [stderr]   --> src/ui.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub fn del_char(s: &mut String) -> Option<char> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ru_shell` (bin "ru_shell" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ru_shell-4a6eef1aa2955c20)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test str_util::test::step_right_to_line ... ok
[INFO] [stdout] test ui::tests::test_del_n ... ok
[INFO] [stdout] test str_util::test::read_length_between_points ... ok
[INFO] [stdout] test str_util::test::previous_match ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4b39ae62b812d564b8b8e2946017b3eec3e6e93c3b575d32456f3930087e5654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b39ae62b812d564b8b8e2946017b3eec3e6e93c3b575d32456f3930087e5654", kill_on_drop: false }`
[INFO] [stdout] 4b39ae62b812d564b8b8e2946017b3eec3e6e93c3b575d32456f3930087e5654
